CVE-2024-20338

HIGH

Cisco Secure Client for Linux - Privilege Escalation

Title source: llm
STIX 2.1

Exploitation Summary

EIP tracks 1 public exploit for CVE-2024-20338. PoCs published by annmuor.

AI-analyzed exploit summary This repository contains a functional proof-of-concept exploit for CVE-2024-20338, targeting Cisco ISE Posture module version 4.10.06079. The exploit leverages a library hijacking vulnerability to achieve local privilege escalation by replacing a legitimate library with a malicious one.

Description

A vulnerability in the ISE Posture (System Scan) module of Cisco Secure Client for Linux could allow an authenticated, local attacker to elevate privileges on an affected device. This vulnerability is due to the use of an uncontrolled search path element. An attacker could exploit this vulnerability by copying a malicious library file to a specific directory in the filesystem and persuading an administrator to restart a specific process. A successful exploit could allow the attacker to execute arbitrary code on an affected device with root privileges.

Exploits (1)

nomisec WORKING POC 4 stars
by annmuor · poc
https://github.com/annmuor/CVE-2024-20338

This repository contains a functional proof-of-concept exploit for CVE-2024-20338, targeting Cisco ISE Posture module version 4.10.06079. The exploit leverages a library hijacking vulnerability to achieve local privilege escalation by replacing a legitimate library with a malicious one.

Classification
Working Poc 95%
Attack Type
Lpe
Complexity
Moderate
Reliability
Reliable
Target: Cisco ISE Posture module 4.10.06079
No auth needed
Prerequisites: Cisco ISE Posture module installed · Vulnerable version detected
devstral-2 · analyzed Feb 19, 2026 Full analysis →

Scores

CVSS v3 7.3
EPSS 0.0089
EPSS Percentile 54.5%
Attack Vector LOCAL
CVSS:3.1/AV:L/AC:L/PR:L/UI:R/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-427
Status published
Products (1)
cisco/secure_client < 5.1.2.42
Published Mar 06, 2024
Tracked Since Feb 18, 2026